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| author | Andrew Trick <atrick@apple.com> | 2011-09-19 17:54:39 +0000 |
|---|---|---|
| committer | Andrew Trick <atrick@apple.com> | 2011-09-19 17:54:39 +0000 |
| commit | 24f48ece526d81e7a3138f4cff57171b7de9e02f (patch) | |
| tree | de015c66e0c0faa8b33039d58ac1a0e0033d2149 /test/Transforms/IndVarSimplify | |
| parent | 9883acd2a6c0851b9095409bcc0541b26165015a (diff) | |
| download | external_llvm-24f48ece526d81e7a3138f4cff57171b7de9e02f.zip external_llvm-24f48ece526d81e7a3138f4cff57171b7de9e02f.tar.gz external_llvm-24f48ece526d81e7a3138f4cff57171b7de9e02f.tar.bz2 | |
[indvars] Fix PR10946: SCEV cannot handle Vector IVs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@140026 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms/IndVarSimplify')
| -rw-r--r-- | test/Transforms/IndVarSimplify/2011-09-19-vectoriv.ll | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/test/Transforms/IndVarSimplify/2011-09-19-vectoriv.ll b/test/Transforms/IndVarSimplify/2011-09-19-vectoriv.ll new file mode 100644 index 0000000..6a01012 --- /dev/null +++ b/test/Transforms/IndVarSimplify/2011-09-19-vectoriv.ll @@ -0,0 +1,16 @@ +; RUN: opt < %s -indvars -S | FileCheck %s +; PR10946: Vector IVs are not SCEVable. +; CHECK-NOT: phi +define void @test() nounwind { +allocas: + br i1 undef, label %cif_done, label %for_loop398 + +cif_done: ; preds = %allocas + ret void + +for_loop398: ; preds = %for_loop398, %allocas + %storemerge35 = phi <4 x i32> [ %storemerge, %for_loop398 ], [ undef, %allocas ] + %bincmp431 = icmp sge <4 x i32> %storemerge35, <i32 5, i32 5, i32 5, i32 5> + %storemerge = bitcast <4 x float> undef to <4 x i32> + br label %for_loop398 +} |